Last name Cyster (Cyster 
) , in the world, is quite a rare family name. The cognomen Cyster is characteristic of South Africa, where it is quite a rare surname, the United Kingdom, where it is a rare surname, and Australia. Much less frequently, Cyster is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Cyster | United Kingdom, United States, Australia, South Africa, Canada |
| andrew cyster South African cricketer, ZA (b. 1979) |
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| charl cyster cricketer, ZA |
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| jason cyster Microbiology & Immunology researcher |
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| poppy cyster (b. 1983) |
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